:root {
  --gold: #dc9a1d;
  --gold-soft: #ddc39a;
  --chrome-bg: #1a2735;
  --chrome-bg-alt: #213142;
  --chrome-fg: #f5eedb;
  --chrome-muted: rgba(245, 238, 219, 0.74);
  --page-bg: #48525d;
  --danger: #9d342c;
  --danger-hover: #7e2923;
  --disabled-bg: rgba(245, 238, 219, 0.08);
  --disabled-fg: rgba(245, 238, 219, 0.38);
  --line: rgba(220, 154, 29, 0.28);
  --line-strong: rgba(220, 154, 29, 0.55);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(220, 154, 29, 0.18), transparent 32%),
    linear-gradient(180deg, #56626e 0%, var(--page-bg) 36%, #3c4650 100%);
  color: var(--chrome-fg);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

#asset-slicer-app {
  min-height: 100vh;
}

#top-brand-bar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: linear-gradient(180deg, rgba(26, 39, 53, 0.98), rgba(26, 39, 53, 0.94));
  border-bottom: 2px solid var(--gold);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.brand-mark {
  display: flex;
  align-items: center;
  min-height: 50px;
  color: var(--chrome-fg);
  text-decoration: none;
}

.brand-mark-text {
  display: block;
  max-width: 220px;
  color: inherit;
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.brand-paid-message {
  margin: 0;
  min-width: 0;
  max-height: calc(1.45em * 2);
  overflow: hidden;
  padding: 0 8px;
  color: rgba(245, 238, 219, 0.92);
  font-family: "Libre Baskerville", Georgia, serif;
  text-align: center;
  font-size: 0.9rem;
  line-height: 1.45;
  text-wrap: balance;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.brand-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.brand-nav a {
  padding: 6px 8px;
  border: 1px solid transparent;
  color: var(--chrome-fg);
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.brand-nav a:hover {
  color: var(--gold-soft);
  background: rgba(220, 154, 29, 0.14);
  border-color: var(--line-strong);
}

.brand-mark:hover {
  color: var(--gold-soft);
}

.brand-nav .brand-contact-link {
  font-size: 0.66rem;
  letter-spacing: 0.01em;
  text-transform: none;
}

.page-shell {
  max-width: 1500px;
  margin: 0 auto;
  padding: 24px 20px 28px;
}

.panel-header h2,
.note-card h3 {
  margin: 0;
  color: var(--gold-soft);
  font-family: "Libre Baskerville", Georgia, serif;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.panel-eyebrow {
  margin: 0 0 8px;
  color: var(--gold-soft);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.note-card {
  padding: 16px 18px;
  background: rgba(245, 238, 219, 0.03);
  border: 1px solid var(--line);
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.panel-shell {
  background: linear-gradient(180deg, rgba(26, 39, 53, 0.96), rgba(17, 26, 36, 0.98));
  border: 1px solid var(--line-strong);
  min-width: 0;
}

.controls-column {
  position: sticky;
  top: 20px;
}

.panel-header,
.panel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
}

.panel-header {
  border-bottom: 1px solid var(--line);
}

.panel-footer {
  border-top: 1px solid var(--line);
  color: var(--chrome-muted);
  font-size: 0.9rem;
}

.panel-footer p {
  margin: 0;
}

.panel-body {
  padding: 18px;
}

.panel-scroll {
  display: grid;
  gap: 16px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 10px;
  border: 1px solid var(--line-strong);
  color: var(--gold-soft);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-chip.muted {
  color: var(--chrome-muted);
  border-color: var(--line);
}

fieldset {
  width: 100%;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
}

legend {
  padding: 0 8px;
  color: var(--gold-soft);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

label {
  display: block;
  margin-bottom: 1em;
  color: var(--chrome-fg);
  font-weight: 500;
}

input[type="file"],
input[type="number"] {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(245, 238, 219, 0.04);
  color: var(--chrome-fg);
  font: inherit;
}

input[type="number"] {
  appearance: textfield;
}

input[type="file"]::file-selector-button {
  margin-right: 12px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: rgba(220, 154, 29, 0.1);
  color: var(--chrome-fg);
  font: inherit;
  cursor: pointer;
}

button {
  width: 100%;
  margin-top: 1em;
  padding: 0.78em 1.15em;
  border: 1px solid var(--gold);
  border-radius: 0;
  background: rgba(245, 238, 219, 0.03);
  color: var(--chrome-fg);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, opacity 0.2s ease;
}

button:hover:not(:disabled) {
  background: rgba(220, 154, 29, 0.14);
}

button.active {
  background: rgba(220, 154, 29, 0.2);
  color: var(--chrome-fg);
}

button.active:hover:not(:disabled) {
  background: rgba(220, 154, 29, 0.28);
}

button:disabled {
  border-color: rgba(245, 238, 219, 0.14);
  background: var(--disabled-bg);
  color: var(--disabled-fg);
  cursor: not-allowed;
}

.control-row {
  display: flex;
  gap: 10px;
  margin-top: 0.5em;
}

.control-row > * {
  flex: 1;
}

.control-row button {
  margin-top: 0;
}

.input-group {
  display: flex;
  flex-direction: column;
}

.input-group label {
  margin-bottom: 0.25em;
  font-weight: 400;
}

.helper-copy {
  margin: 0 0 12px;
  color: var(--chrome-muted);
  font-size: 0.92rem;
}

.library-actions {
  margin-bottom: 12px;
}

.asset-library-container {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.asset-item,
.asset-empty-state {
  padding: 8px;
  border: 1px solid transparent;
  background: rgba(245, 238, 219, 0.02);
  text-align: center;
}

.asset-item:hover {
  border-color: var(--line);
  background: rgba(220, 154, 29, 0.06);
}

.asset-item img {
  display: block;
  width: 100%;
  height: 100px;
  object-fit: contain;
}

.asset-item p {
  margin: 8px 0 0;
  color: var(--chrome-muted);
  font-size: 0.78rem;
}

.asset-empty-state {
  grid-column: 1 / -1;
  padding: 18px 12px;
  border-color: var(--line);
  color: var(--chrome-muted);
  font-size: 0.9rem;
}

.preview-stage {
  min-height: 640px;
}

#canvas-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 520px;
  width: 100%;
  border: 1px solid var(--line);
  background: #ffffff;
  overflow: hidden;
}

#image-canvas,
#overlay-canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: block;
  width: auto;
  height: auto;
  max-width: none;
  max-height: none;
}

.canvas-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 420px;
  padding: 24px;
  color: var(--chrome-muted);
  text-align: center;
}

.canvas-placeholder strong {
  color: var(--gold-soft);
  font-family: "Libre Baskerville", Georgia, serif;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.note-card p {
  margin: 12px 0 0;
  color: var(--chrome-muted);
}

#site-footer {
  margin-top: 28px;
  padding: 20px 28px 26px;
  border-top: 1px solid var(--gold);
  background: linear-gradient(180deg, rgba(26, 39, 53, 0.95), rgba(26, 39, 53, 0.99));
}

.site-footer-inner {
  max-width: 1500px;
  margin: 0 auto;
}

.site-footer-title {
  color: var(--gold-soft);
  font-family: "Libre Baskerville", Georgia, serif;
  font-size: 0.98rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer-copy {
  margin: 8px 0 0;
  color: var(--chrome-muted);
}

@media (max-width: 1100px) {
  #top-brand-bar {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 12px;
  }

  .brand-nav {
    justify-content: center;
  }
}

@media (max-width: 1180px) {
  .tool-layout,
  .notes-grid {
    grid-template-columns: 1fr;
  }

  .controls-column {
    position: static;
  }
}

@media (max-width: 760px) {
  .page-shell,
  #site-footer,
  #top-brand-bar {
    padding-left: 14px;
    padding-right: 14px;
  }

  .panel-header,
  .panel-footer,
  .panel-body,
  .note-card {
    padding-left: 14px;
    padding-right: 14px;
  }

  .control-row,
  .panel-footer {
    flex-direction: column;
  }

  .asset-library-container {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-stage {
    min-height: 480px;
  }

  #canvas-wrapper {
    min-height: 400px;
  }
}